|NASA Connect - HT - Remote Sensing - NASA LaRC Office of Education|
Second segment of NASA Connect Hidden Treasures defines remote sensing and explains how researchers use satellites to observe the Earth from space. This segment defines the electromagnetic spectrum and explains how satellites use different sensors to measure the invisible light reflected from Earth's surface. This segment also explores the definition of GEographic Information Systems or GIS.
Keywords: NASA Connect; Remote sensing; Terrestial; Visible light; Electromagnetic spectrum; Infared; GIS; Geographic Information System; Hidden Treasures; HT; Landscape Archaeology